MessageManager for Godot

MessageManager.gd

extends Node
export var node_paths = []
var player_node = null
var message_node = null
var nodes = []

func _ready():
	message_node = get_node("../Message")
	player_node = get_node("../Player")
	for node_path in node_paths:
		nodes.append(get_node(node_path))
		
func get_dist_from_player(a):
	return a.transform.origin.distance_to(player_node.transform.origin)

func get_first_node_in_range():
	for node in nodes:
		var dist = get_dist_from_player(node)
		if(dist<node.MinDistance):
			return node
	return null

func _process(delta):	
	var closest_node = get_first_node_in_range()
	if(closest_node != null):
		message_node.set_text(closest_node.Message)
	else:
		message_node.set_text("")